. >> host: john in bellingham, washington, good afternoon. please go ahead with your question or comment for steven johnson. >> caller: hi, pleasure speaking to you. 8, i was a first wave environmental planner back in the mid '70s, so i'dhead of your ghost -- i'd heard of your ghost maps story. and in -- after i graduated i thought i'd kick around the idea of architecture plus ecology and play with computer models and satellite data late at night without authorization. [laughter] before the term hacker or geospatial intelligence technology was invented. anyway, i became a mr. mom in '82 because that was really going nowhere. today, however, it looks like, you know, cloud technology and c factor computing and a lot of these breakthroughs are going to make three dimensional environmental computing feasible. the problem i saw then was a global vision in a flat world, you know? we didn't really have a three dimensional philosophy. to work with this new technology. and i don't even see it there now. and it's kind of a little troubling, you know? a